Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Em qual temporada a posição era central.
 ###Tabelas: CREATE TABLE 2008i (2008i_id AUTO_INCREMENT PRIMARY KEY, Director(s) VARCHAR, Writer(s) VARCHAR, Recipient VARCHAR, Date VARCHAR, Award VARCHAR) CREATE TABLE selected_statistics (selected_statistics_id AUTO_INCREMENT PRIMARY KEY, College VARCHAR, 2007 Headcount INT, 2007-2008 credit hours INT, County population 18 yrs+ INT, Penetration in terms of Enrollment per 1000 adults INT, In-county tuition per credit hour (fall 2009) VARCHAR) CREATE TABLE state_farm_junior_college_player_of_the_year (state_farm_junior_college_player_of_the_year_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Player VARCHAR, Junior college VARCHAR, State VARCHAR, Position VARCHAR, Class VARCHAR, University VARCHAR) CREATE TABLE arnold_today (arnold_today_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, 09-10 FCAT VARCHAR, 09-10 Points INT, 09-10 Graduation VARCHAR, 08-09 FCAT VARCHAR) CREATE TABLE apertura_2002_standings (apertura_2002_standings_id AUTO_INCREMENT PRIMARY KEY, Place INT, Team VARCHAR, Played INT, Draw INT, Lost INT, Goals Scored INT, Goals Conceded INT, Points INT)  
SELECT Season FROM state_farm_junior_college_player_of_the_year WHERE Position = Center